a wal-mart spokesman said murray's departure was quote, his decision. you can see the stock there, trading down. >>> all right, as we do every 15 minutes let's check the markets. gray wolf execution partner, chief technical analyst, mark newton is on the floor of the new york stock exchange. and mark, what's behind all the existment today in your opinion? >> well, a couple of things to change just in the last couple days that are interesting and important to highlight. one, that you started to see a few signs of china and also commodities starting to bottom out. yesterday we saw a big move in some of the industrial metals. we've seen some defensive sectors start to stall out. these are some of the year's biggest outperformers. this year is obviously mostly defensively led, looking at health care, looking at staples and looking at utilities. we're starting to see signs of staples and utilities starting to stall. we're seeing a sign that the market could push higher. the market has been incredibly resilient. a lot of it is u.s. and japan. we haven't seen